1, carefully check sewers, wall cracks, floor partitions and windows to prevent cockroaches from entering.
2, keep the room dry, cockroaches live in a humid environment, so you should be careful not to have any water leakage, especially in the kitchen.
3. Keep the room clean. In a clean and dry environment, cockroaches will feel unwelcome. After eating, the food should be sealed in time, the garbage in the ground and garbage bags should be cleaned in time, and the tableware should be washed with hot water first. Dirty tableware will attract the attention of cockroaches. In addition, stoves and other places should be cleaned regularly.